Math, asked by onojamary097, 1 year ago

Prove that cos40=1-8sin^2titer+8sin^2titer

Answers

Answered by ajubhai58
0

i dont no the answers. %%'fgfgjgggghjjhfhjbvvhjvccchjjjjnjbb

onojamary097: Ok
ajubhai58: what
onojamary097: I was urgently waiting for an answer though
ajubhai58: which class answer is this
onojamary097: Year 1 maths 103
ajubhai58: ohhh i am just in class 10th
onojamary097: Oh alright
ajubhai58: so whats ur name
ajubhai58: hii
ajubhai58: u have not answer MY question
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